South Coast Water District Planet bids #27-0002

South Coast Water District Reservoir 5A-1 rehabilitation, coating replacement, piping and safety upgrades

South Coast Water District is seeking a contractor to rehabilitate its 2.4-million-gallon Reservoir 5A-1 and related water-system components in Orange County, California. - Buyer: South Coast Water District, Engineering Department (the initial notice identifies the Administration and Engineering Department). - Project: Reservoir 5A-1 Rehabilitation, Contract 27-0002; estimated value approximately $2.5 million. - Major work: Replace tank interior and exterior coating systems; modify inlet, outlet, and overflow piping; abandon existing drain piping; replace or install valves, indicators, access equipment, and safety features; disinfect the reservoir; and complete related site work. - Named OEMs and suppliers: Cla-Val (altitude valve) and Big Wave Water Technologies (reservoir mixer). Plans also name Tideflex, EBAA-Iron, Romac, Standon, FebenCo, and 3M DBI-SALA for specified equipment or components. Harper & Associates Engineering, Inc. prepared the tank condition assessment; it is identified as the consultant, not an equipment OEM. - Notable specifications: Potable-water-compatible materials where required, applicable AWWA/API standards, Cal/OSHA-compliant access and fall protection, and a 300-linear-foot temporary sound wall. Allowances include up to $50,000 each for tank plate and rafter repairs, $100,000 for temporary noise controls, $10,000 for a storage yard, and $200,000 for field orders. - Schedule: 180 working days from Notice to Proceed; the documents also describe this as 180 business days and include five days for likely inclement weather.

Description

The South Coast Water District is seeking bids to rehabilitate Reservoir 5A-1, an existing 2.4 MG welded steel potable water storage tank. Work includes removing and replacing the interior and exterior coating systems, modifying existing tank piping and appurtenances, and other listed tank and site improvements. Bids must be submitted electronically through PlanetBids, and attendance at the November 18, 2026 pre-bid meeting/site visit is mandatory. The estimated contract value is $2,500,000.

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